.logo {
    width: 180px;
    font-weight: bold;
    font-family: "\96B6\4E66";
    text-align: center;
    font-size: 35px;
    color: white;
    float: left;
}
#mainPage,#Questions {
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
    height:100%;

}
#header{
    position: relative;
    min-width: 1000px;
    height:60px;
    background: dodgerblue;
}
#title,#right,#title1{
    display: inline-block;
    margin: 0px 10px;
    padding: 20px 10px 10px 0px;
    font-size: 16px;
    line-height: 22px;
    color:white;
    font-weight: bold;
    font-size:20px;
}
#ask_box{
    box-sizing: border-box;
    margin: 0;
    min-width: 0;
    flex: 1;
    -webkit-box-pack: center;
    justify-content: center;
    display: flex;
}
input{
    width:400px;
    height:40px;
    margin: 5px auto;/*外边距30px，输入框居中*/
    padding: 8px;/*设置内边距*/
    text-align: center;/*文字居中*/
    border: 1px solid #EBEBEB;/*把输入框包起来，变成长方形*/
    border-radius: 10px;/*让长方形的4个角弯一点，*/
    font-family: 'Source Sans Pro', sans-serif;/*字体类型*/
    font-size: 18px;/*字体大小*/
    /*你点击输入框，会出现一个边框，下面代码是去掉原来边框*/
    outline: none;
}

button {
 /*   height: 15px;
    width: 80px;
    margin: 10px;
    padding: 18px;
    border-radius: 10px;
    line-height: 0px;
    font-family: 'Source Sans Pro', sans-serif;
    font-size: 20px;
    color:white;
    position: absolute;
    background: deepskyblue;*/
}
button:hover{
    font-weight: bold;
    color: lightblue;
}
button:active {
    transform: translateY(4px);
}
#side_card{
    position: absolute;
    background: white;
    top: 90px;
    left:930px;
    height:230px;
    width:280px;
    background: whitesmoke;

}
#side_card:hover {
    -webkit-transition: border linear .2s, -webkit-box-shadow linear .5s;
    /*鼠标移动是过渡*/
    box-shadow: 0px 0px 100px #FFFFFF/*四边出现阴影，效果发光*/
}

a-icon{
    fontSize:20px;
    color:white;
}


#container_header{
  font-family: -apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Microsoft YaHei,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,sans-serif;
  font-size: 15px;
  background: #fff;
  margin-bottom: 0!important;
  text-align: left;
}


#question_block{
  font-family: -apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Microsoft YaHei,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,sans-serif;
  font-size: 11px;
  color: #121212;
  -webkit-tap-highlight-color: rgba(18,18,18,0);
  background: #fff;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  border-radius: 0;
  padding: 15px 0 0px 5px;
  border-bottom: 1px solid #f0f2f7;
  width: 860px;
  text-align: left;
  height: 150px;

}
